Animals
Traces from nuclear-weapons tests offer clues to whale sharks’ ages
Traces left by nuclear-bomb testing in the 1950s and ‘60s can help researchers learn how old a whale shark is.
Animals
More Stories in Animals
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AnimalsMinecraft’s big bees don’t exist, but giant insects once did
Big bees buzz in Minecraft. In our world, blocky bees might starve and be stuck on the ground. Yet long ago, giant insects did roam our planet.
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AnimalsMice show their feelings on their faces
Pleasure, pain, fear and disgust — all can show on a mouse’s face. As computational analyses show, you just need to know what to look for.
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Health & MedicineHow to find the next pandemic virus before it finds us
Wild animals carry viruses that can sicken people. Monitoring those viral hosts that pose the greatest risk might help prevent a new pandemic.
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AnimalsLots of frogs and salamanders have a secret glow
A widespread ability to glow in brilliant colors could make amphibians easier to track down in the wild.
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AnimalsScientists Say: Echolocation
This word describes a method that some animals use to sense their environments by making sounds and listening for their echoes.
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AnimalsLet’s learn about the creepy crawlies in your home
From ants to spiders to crickets to bed bugs — a whole host of insects and other arthropods may be hanging out with you at home.
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AnimalsConservation is going to the dogs
Scientists are now training dogs to help track rare, elusive — and sometimes invasive — plants and animals.
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PhysicsTry This: Walking on water with science
Water striders walk on water. How do they do it? They spread out. This experiment will show you how it works.
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AnimalsLet’s learn about electric eels
Learn about where an electric eel’s powerful jolt comes from and more with this collection of stories.